<?php

/**
 * @author TEAM ViRiLiTY
 * @copyright 2010
 */

if(isset($_POST['submit']))

{		

//make sure this directory is writable!

$path_thumbs = "/path/to/thumbs/";		

//the new width of the resized image, in pixels.

$img_thumb_width = 100; // 

$extlimit = "yes"; //Limit allowed extensions? (no for all extensions allowed)

//List of allowed extensions if extlimit = yes

$limitedext = array(".gif",".jpg",".png",".jpeg",".bmp");		

//the image -> variables

$file_type = $_FILES['vImage']['type'];

$file_name = $_FILES['vImage']['name'];

$file_size = $_FILES['vImage']['size'];

$file_tmp = $_FILES['vImage']['tmp_name'];

//check if you have selected a file.

if(!is_uploaded_file($file_tmp)){

echo "Error: Please select a file to upload!. <br>--<a href=\"$_SERVER[PHP_SELF]\">back</a>";

exit(); //exit the script and don't process the rest of it!

}

//check the file's extension

$ext = strrchr($file_name,'.');

$ext = strtolower($ext);

//uh-oh! the file extension is not allowed!

if (($extlimit == "yes") && (!in_array($ext,$limitedext))) {

echo "Wrong file extension.  <br>--<a href=\"$_SERVER[PHP_SELF]\">back</a>";

exit();

}

//so, whats the file's extension?

$getExt = explode ('.', $file_name);

$file_ext = $getExt[count($getExt)-1];

//create a random file name

$rand_name = md5(time());

$rand_name= rand(0,999999999);

//the new width variable

$ThumbWidth = $img_thumb_width;



/////////////////////////////////

// CREATE THE THUMBNAIL //

////////////////////////////////



//keep image type

if($file_size){

if($file_type == "image/pjpeg" || $file_type == "image/jpeg"){

$new_img = imagecreatefromjpeg($file_tmp);

}elseif($file_type == "image/x-png" || $file_type == "image/png"){

$new_img = imagecreatefrompng($file_tmp);

}elseif($file_type == "image/gif"){

$new_img = imagecreatefromgif($file_tmp);

}

//list the width and height and keep the height ratio.

list($width, $height) = getimagesize($file_tmp);

//calculate the image ratio

$imgratio=$width/$height;

if ($imgratio>1){

$newwidth = $ThumbWidth;

$newheight = $ThumbWidth/$imgratio;

}else{

$newheight = $ThumbWidth;

$newwidth = $ThumbWidth*$imgratio;

}

//function for resize image.

if (function_exists(imagecreatetruecolor)){

$resized_img = imagecreatetruecolor($newwidth,$newheight);

}else{

die("Error: Please make sure you have GD library ver 2+");

}

//the resizing is going on here!

imagecopyresized($resized_img, $new_img, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);

//finally, save the image

ImageJpeg ($resized_img,"$path_thumbs/$rand_name.$file_ext");

ImageDestroy ($resized_img);

ImageDestroy ($new_img);





}



//ok copy the finished file to the thumbnail directory

move_uploaded_file ($file_tmp, "$path_big/$rand_name.$file_ext");

/*

Don't want to copy it to a separate directory?

Want to just display the image to the user?

Follow the following steps:



2. Uncomment this code:

/*

/* UNCOMMENT THIS IF YOU WANT */

//echo "IMG:<img src=\"$path_big/$rand_name.$file_ext\" />";

//exit();

//*/



//and you should be set!



//success message, redirect to main page.		

$msg = urlencode("$title was uploaded! <a href=\"Resize.php\">Upload More?</a>");

header("Location: Resize.php?msg=$msg");

exit();





}else{



//if there is a message, display it

if(isset($_GET['msg']))

{

//but decode it first!

echo "<p>".urldecode($_GET['msg'])."</p>";

}

//the upload form

echo "

<form action=\"$_SERVER[PHP_SELF]\" method=\"post\"enctype=\"multipart/form-data\">\n

<p>File:<input type=\"file\" name=\"vImage\" /></p>\n

<p><input type=\"submit\" name=\"submit\" value=\"Submit\" /></p>";

}





?>